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147153427 = 509289103
BaseRepresentation
bin10001100010101…
…10001000010011
3101020220011112221
420301112020103
5300132402202
622334001511
73434532511
oct1061261023
9336804487
10147153427
1176078603
1241346297
1324643345
14157874b1
15cdbb037
hex8c56213

147153427 has 4 divisors (see below), whose sum is σ = 147443040. Its totient is φ = 146863816.

The previous prime is 147153367. The next prime is 147153509. The reversal of 147153427 is 724351741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147153427 - 211 = 147151379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147153392 and 147153401.

It is not an unprimeable number, because it can be changed into a prime (147153527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144043 + ... + 145060.

It is an arithmetic number, because the mean of its divisors is an integer number (36860760).

Almost surely, 2147153427 is an apocalyptic number.

147153427 is a deficient number, since it is larger than the sum of its proper divisors (289613).

147153427 is an equidigital number, since it uses as much as digits as its factorization.

147153427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289612.

The product of its digits is 23520, while the sum is 34.

The square root of 147153427 is about 12130.6812257185. The cubic root of 147153427 is about 527.9467574776.

The spelling of 147153427 in words is "one hundred forty-seven million, one hundred fifty-three thousand, four hundred twenty-seven".

Divisors: 1 509 289103 147153427